It's a cliché, but I think it's an absolutely true one, that the Victorians were obsessed with class. They were obsessed with placing people in parti… - Kathryn Hughes

In 1925 a man called Dan Rider was inspecting the pauper wards of in . He was a volunteer visitor, a member of the public charged with checking on the welfare of those unhappy souls who had been deemed insane and sent to what was still known colloquially as the Surrey County Lunatic Asylum. During his tour Rider 'noticed a quiet little man drawing cats': 'Good Lord, man, you draw like .' 'I am Louis Wain,' replied the patient. 'You're not, you know,' I exclaimed. 'But I am,' said the artist, and he was.

In the last week of June 1824 Thomas Carlyle, on the cusp of a brilliant literary career, bounced up to meet one of the country's reigning men of letters. You might assume that the twenty-eight-year-old had lots to talk about with the veteran poet and critic, Samuel Taylor Coleridge. Coleridge was Britain's chief exponent of German Idealism, a tradition in which young Carlyle was himself fluent: his first book, published the following year, would be a biography of the philosopher Schiller. Yet far from a meeting of minds, this encounter between the literary generations might best be described as a repulsion of bodies. Carlyle was barely able to contain his shock at the ruin of the man who shuffled forward to greet him at 3, . Coleridge, he reported to his brother in an appalled post-mortem the next day, was a 'fat flabby incurvated personage, at once short, rotund and relaxed, with a watery mouth, a snuffy nose, a pair of strange brown timid yet earnest looking eyes'.

I was looking for a subject for my next book and failing to find one. My agent told me that during a recent lunch an editor had mentioned that he thought that the time was right for a new biography of George Eliot. The moment I started writing a biography I realised that the was made for me – or perhaps, more modestly, that I was made for the genre. Biography involves detailed with the ability to tell a jolly good story. And those are the two things I like best in the world.